When his character as an officer in the series isn't serving and protecting, he is attending Harvard Law School.

While appearing on the Today show in last year, John said,

I'm inspired by my family's legacy of public service. It's something that I'm very proud of. But I'm still trying to make my own way and figure things out. So stay tuned — I don't know what I'm going to do.

I am the Rock's greatest fan. He's just like the funniest, best guy. And what I really love about him is that he is the hardest worker… I identify with that because I think hard work is very, very important, and so I just think he's the man.